GLASS TYPE

REDUCTION

IN

FADING

REDUCTION IN

LIGHT

TRANSMISSION

REDUCTION IN

HEAT

TRANSMISSION

3mm Clear
0%
10%
18%
5mm Clear
8%
11%
22%
5mm Bronze
51%
41%
46%
5mm Grey
53%
50%
53%
5mm Green
55%
23%
51%
Clear Laminate
47%
15%
24%
Bronze Laminate
89%
49%
48%
Grey Laminate
91%
58%
49%
Anti Fade Laminate
68%
18%
28%
No Glass
0%
0%
0%

 

THIS INFORMATION IS OFFERED AS A GENERAL GUIDE ONLY AND IS NOT A SUBSTITUTE FOR DETAILED TECHNICAL ADVICE

 

Christchurch Glass disclaims all liability for loss or damage suffered from the use of this data

FADING CONTROL

Almost all materials used in the home will eventually fade when exposed to daylight, with some dyes dan colour pigments being more prone to fading than others.

Fading can be never be completely eliminated unless the object is permanently kept in conditions of complete darkness and at or below freezing point. Hardly the conditions suitable for the average home!

Significant reductions in fading can be achieved with window glass which in correctly selected to minimise the transmission of ultra-violet light from the sun and to reduce the heat gain in a room from bright sunlight, as the chemical reactions which cause materials to fade are accelerated by higher temperatures.

 

CAUSE OF FADING

ULTRA

VIOLET LIGHT

VISIBLE

LIGHT

HEAT
HUMIDITY

NATURAL

CHEMICAL

CHANGE

40%
27%
25%
6%
2%

 

 
 
 

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